Parse Server buildUpdatedObject Prototype Pollution Remote Code Execution Vulnerability
Vulnerability Details
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Parse Server. Authentication is required to exploit this vulnerability.
The specific flaw exists within the buildUpdatedObject function. The issue results from the lack of control over modifications to attributes of object prototypes. An attacker can leverage this vulnerability to execute code in the context of the service account.
Additional Details
Parse has issued an update to correct this vulnerability. More details can be found at:
https://github.com/parse-community/parse-server/security/advisories/GHSA-xprv-wvh7-qqqx
Disclosure Timeline
- 2022-09-30 - Vulnerability reported to vendor
- 2022-11-15 - Coordinated public release of advisory
Credit
Mikhail Shcherbakov, Cristian-Alexandru Staicu and Musard Balliu
